Connecting Cables; Atx Power Connector; Processor Power Connector - Supermicro Supero X7DCA-L User Manual

X7DCA-L User's Manual
2-5

Connecting Cables

ATX Power Connector

A 24-pin main power supply con-
nector is located at JPW2 on the
motherboard. This power connector
meets the SSI EPS 12V specifica-
tion. See the table on the right for
pin definitions. For the 8-pin CPU
Power connector (JPW21), refer to
the item below.

Processor Power Connector

In addition to the Primary ATX power
connector, the 12V 8-pin CPU PWR
connector at JPW1 must also be con-
nected to provide adequate power to
your processors. See the table on the
right for pin definitions.
B
A
JPW1 JPW2
DIMM1B
DIMM1A
DIMM2B
DIMM2A
DIMM3B
DIMM3A
X7DCA-L
JPL1
LAN
CTRL
LAN
CTRL
J139
FAN3 FAN4
CD1
Audio
Slot6 PCI-E x16
CTRL
Video
CTRL
Slot5 PCI-E x4 (in x8 slot)
Slot4 PCI-E x8(in x8 slot)
BIOS
S I/O
COM2
Slot3 PCI 33MHz
JPG1
JWOL1
JWD1
JSMB1
PWR I2C
FAN1
CPU1
Buttery
JBT1
CPU2
Intel 5100
North Bridge
Intel ICH9R
South Bridge
Buzzer
USB4/5
SATA4 SATA2 SATA0
USB7 USB6
SATA5 SATA3 SATA1
JL1
JWOR1
ATX Power 24-pin Connector
Pin Definitions
Pin# Definition
13 +3.3V
14 -12V
15 COM
16 PS_ON
17 COM
18 COM
19 COM
20 Res (NC)
21 +5V
22 +5V
23 +5V
24 COM
12V 8-pin CPU PWR
Pin Definitions
Pins
1 through 4
5 through 8
Required Connections
A. 24-pin ATX PWR
B. 8-pin Processor PWR
LED6
LED5
FAN2
FAN6
JD1
2-14
Pin # Definition
1 +3.3V
2 +3.3V
3 COM
4 +5V
5 COM
6 +5V
7 COM
8 PWR_OK
9 5VSB
10 +12V
11 +12V
12 +3.3V
Definition
Ground
+12V